Table 2a: Heterogeneity (%) across studies for each preventive service and subgroups.
Heterogeneity |
Bone Densitometry |
Influenza Vaccination |
Cholesterol/Lipid Testing |
Blood Pressure Measurement |
Overall |
76.6 (p=0.001) |
99 (p<0.001) |
91.5 (p<0.001) |
96.3 (p<0.001) |
Study Design |
- |
- |
- |
- |
Matched case control |
74.4 (p=0.004) |
99.4 (p<0.001) |
92.1 (p<0.001) |
89.7 (p=0.002) |
Cross sectional |
NA |
71.5 (p=0.061) |
NA |
NA |
Study Quality |
- |
- |
- |
- |
NOS>=7 |
71.8 (p=0.029) |
99.5 (p<0.001) |
91.5 (p<0.001) |
NA |
NOS<7 |
81.4 (p=0.002) |
0.0 (p=0.579) |
90.8 (p<0.001) |
98.1 (p<0.001) |
Cancer Types |
- |
- |
- |
- |
Unrestricted |
78.9 (p=0.003) |
93.3 (p<0.001) |
92.5 (p<0.001) |
96.3 (p<0.001) |
Breast cancer |
21.8 (p=0.258) |
99.8 (p<0.001) |
93.2 (p<0.001) |
NA |
Ascertainment |
- |
- |
- |
- |
Record/claims data |
74.4 (p=0.004) |
99.6 (p<0.001) |
92.8 (p<0.001) |
NA |
Self-reported |
NA |
80.6 (p<0.001) |
77.1 (p=0.037) |
63.9 (p=0.096) |
Matching |
- |
- |
- |
- |
Comorbidity matched |
NA |
81.2 (p=0.021) |
0.0 (p=0.735) |
NA |
General population |
72.1 (0.006) |
99.3 (p<0.001) |
93.1 (p<0.001) |
96.3 (p<0.001) |